@keyframes heartbeat {
  0% {
    transform: scale(1);
  }

  20% {
    transform: scale(1.1);
  }

  30% {
    transform: scale(1);
  }

  40% {
    transform: scale(1.1);
  }

  60% {
    transform: scale(1);
  }

  100% {
    transform: scale(1);
  }
}

body {
  overflow-x: hidden;
  margin: 0;
}

.splash {
  position: absolute;
  display: flex;
  justify-content: center;
  height: 100vh;
  width: 100vw;
  background: white;
  z-index: 999999;
  transition: opacity 0.5s;
}

.splash img {
  margin-top: calc(50vh - 141px);
  width: 283px;
  height: 283px;
  transition: all 0.5s;
  animation: heartbeat 1000ms infinite;
}